/Engine/Source/Runtime/Landscape/Private/LandscapeEditInterface.cpp
template<typename TDataAccess, typename TGetHeightMapDataFunction> void GetHeightDataInternal ( int32 & ValidX1, int32 & ValidY1, int32 & ValidX2, int32 & ValidY2, TDataAccess & StoreData, TGetHeightMapDataFunction GetHeightMapDataFunction )